[Bug sanitizer/120471] [12/13/14/15/16 regression] -fsanitize=undefined causes read of uninitialized variable when accessing element in an array at -O0 level

[sjames at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120471

Sam James <sjames at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to fail|                            |10.1.0, 15.1.0
            Summary|-fsanitize=undefined causes |[12/13/14/15/16 regression]
                   |read of uninitialized       |-fsanitize=undefined causes
                   |variable when accessing     |read of uninitialized
                   |element in an array at -O0  |variable when accessing
                   |level                       |element in an array at -O0
                   |                            |level
   Target Milestone|---                         |12.5
      Known to work|                            |9.5.0
           Keywords|                            |needs-bisection

--- Comment #8 from Sam James <sjames at gcc dot gnu.org> ---
Let's worry about the wrong-code and call it a regression for that.